Author: Jorge Pichard
Date: 16:07:04 11/30/01
Go up one level in this thread
On November 30, 2001 at 18:52:45, Ed Schröder wrote:
>On November 30, 2001 at 18:17:34, Uri Blass wrote:
>
>>On November 30, 2001 at 17:30:52, Ed Schröder wrote:
>>
>>>On November 30, 2001 at 16:13:12, Uri Blass wrote:
>>>
>>>>On November 30, 2001 at 14:35:37, Christophe Theron wrote:
>>>>
>>>>>On November 30, 2001 at 05:16:46, Jouni Uski wrote:
>>>>>
>>>>>>... or actually not! Gandalf gains a lot rating points and Tiger loses.
>>>>>>
>>>>>>Jouni
>>>>>
>>>>>
>>>>>
>>>>>It is not surprising, because Chess Tiger has been given only partial tablebases
>>>>>during this match.
>>>>>
>>>>>As pointed out somewhere else, because of this lack of TB some wins have been
>>>>>turned into draws.
>>>>>
>>>>>It would have been better to not give any TBs to Tiger at all. I'm sure the
>>>>>result would have been better.
>>>>>
>>>>>This result leaves a bitter taste. Thousands of hours of work (mine and the
>>>>>hours spend by the SSDF testers on this match) spoiled by an inferior setup.
>>>>>
>>>>>
>>>>>
>>>>> Christophe
>>>>
>>>>I believe that other programs also used exactly the same tablebases.
>>>>
>>>>Uri
>>>
>>>
>>>Not really, have a look at game 35 and you will notice the mate scores of
>>>Gandalf which indicates the right TB's. So there were different conditions.
>>>
>>>Ed
>
>
>>I believe that both sides use the krp vs kr and not the krq vs kr.
>
>
>No Tiger did not had KRP-KR installed, you can see it on the Tiger's wrong
>moves (88.Ra7??) Gandalf on the contrary has the good mate scores and moves
>as a result of a correct set-up of the tables bases. Here is the game.
>
>[Event "Tony Hedlund"]
>[Site "SSDF"]
>[Date "2001.11.28"]
>[Round "35"]
>[White "Gambit Tiger 2 CP A1200"]
>[Black "Gandalf 4.32h A1200"]
>[WhiteElo "2720"]
>[BlackElo "2653"]
>[ECO "D56"]
>[Result "1/2-1/2"]
>
>1. d4 {0s} d5 {book 0s} 2. Nf3 {1s} Nf6 {book 0s} 3. c4
>{1s} e6 {book 0s} 4. Nc3 {1s} Be7 {book 0s} 5. Bg5 {1s} h6
>{book 0s} 6. Bh4 {1s} O-O {book 0s} 7. e3 {1s} Ne4 {book
>0s} 8. Bxe7 {1s} Qxe7 {book 0s} 9. Rc1 {1s} c6 {book 0s}
>10. Bd3 {1s} Nxc3 {book 0s} 11. Rxc3 {1s} Nd7 {book 0s}
>12. O-O {1s} e5 {book 0s} 13. dxe5 {1s} dxc4 {-0.30/13
>7:50m} 14. Rxc4 {1s (Bxc4)} Nxe5 {book 0s} 15. Re4 {1s}
>Nxf3+ {book 0s} 16. Qxf3 {1s} Be6 {book 0s} 17. Bc4 {1s}
>Rad8 {book 0s} 18. Bxe6 {1:16m} fxe6 {book 0s} 19. Qe2
>{54s} Rd5 {book 0s} 20. Rd1 {51s} Rfd8 {+0.03/13 5:56m}
>21. Rxd5 {49s (Red4)} cxd5 {+0.09/14 13:03m} 22. Rd4 {1s}
>Qc5 {+0.06/13 6:49m} 23. Rd3 {1:25m (g3)} Qc1+ {+0.17/13
>4:41m} 24. Rd1 {53s} Qc6 {+0.14/12 3:56m} 25. Qd3 {1:02m
>(b3)} Rc8 {+0.20/13 3:52m} 26. Qg6 {59s} Kh8 {+0.25/12
>3:19m} 27. Rf1 {1s} Qa6 {+0.19/12 6:08m} 28. h4 {59s} Rf8
>{+0.16/13 4:06m} 29. a3 {55s (g3)} Qb6 {+0.08/13 5:01m}
>30. b4 {52s (h5)} Qd6 {+0.01/13 8:19m} 31. Rc1 {1:16m} a6
>{0.00/13 3:26m} 32. Rc3 {1:16m (f4)} Qe5 {-0.04/13 4:49m}
>33. Qc2 {42s} Kg8 {-0.14/14 5:35m} 34. g3 {1s (f4)} Qf5
>{-0.11/14 5:44m} 35. Qxf5 {1s} Rxf5 {-0.25/16 6:48m}
>36. Kf1 {1s} Rf7 {-0.33/15 4:40m} 37. Rc8+ {1:07m} Rf8
>{-0.33/15 2:50m} 38. Rc5 {1s} Rf7 {-0.35/15 3:14m} 39. Ke2
>{1s} Kh7 {-0.43/14 3:52m} 40. h5 {2s (b5)} g5 {-0.46/15
>4:40m} 41. Rc8 {1s (hxg6+)} Kg7 {-0.24/15 3:18m} 42. Re8
>{1s} Kf6 {-0.80/16 12:10m} 43. Rg8 {1s} Rh7 {-0.89/15
>5:19m} 44. Rg6+ {46s} Kf5 {-0.96/15 2:21m} 45. f3 {1s} b5
>{-1.10/14 4:44m} 46. g4+ {2s (Kd3)} Ke5 {0.00/0 0s} 47. Kf2
>{44s} Rh8 {-1.55/17 6:36m} 48. Kg3 {19s} Kd6 {-1.61/16
>2:12m} 49. f4 {1:20m} gxf4+ {-1.47/15 57s} 50. exf4 {41s}
>Ke7 {-1.58/15 1:28m} 51. f5 {1s} exf5 {-1.23/14 2:12m}
>52. gxf5 {1s} d4 {-1.23/14 3:27m} 53. Rxa6 {1:24m} Rd8
>{-1.34/13 38s} 54. Kf2 {4s} Rd5 {-1.53/13 2:11m} 55. Re6+
>{1:07m (Ke2)} Kf8 {-1.40/15 2:15m} 56. Rxh6 {45s} Rxf5+
>{-2.08/14 2:05m} 57. Ke2 {1s} Kg7 {-2.28/15 1:53m} 58. Rd6
>{1s (Rc6)} Rxh5 {-2.52/16 1:57m} 59. Kd3 {1s} Rh4 {-2.80/16
>2:06m} 60. Rd5 {50s} Kf6 {-3.12/17 1:31m} 61. Rxb5 {51s}
>Ke6 {-3.45/16 4:38m} 62. a4 {3s} Kd6 {-3.50/15 2:57m}
>63. Rc5 {55s} Rh3+ {-4.54/16 8:08m} 64. Kxd4 {55s} Rh4+
>{-11.90/18 10:34m} 65. Kc3 {4s} Kd7 {-7.12/16 2:56m} 66. a5
>{58s} Kd6 {-13.60/15 7:08m} 67. a6 {3s} Rh3+ {-18.91/13
>6:16m} 68. Kc4 {1:11m} Rh7 {-18.91/12 30s} 69. Rc8 {57s
>(Kb5)} Ra7 {-25.71/13 4:37m} 70. b5 {52s} Ke6 {-16.83/11
>2:37m} 71. b6 {1:03m (Re8+)} Rg7 {-28.41/10 1:50m} 72. a7
>{1:01m (b7)} Rg4+ {-47.36/9 2:21m} 73. Kb3 {4s (Kb5)} Rg3+
>{-M12/8 1:45m} 74. Rc3 {1:07m} Rg8 {-M9/8 49s} 75. a8=Q {8s
>(b7)} Rxa8 {-M28/15 45s} 76. Kb4 {1s} Kd6 {-M27/64 0s}
>77. Kb5 {1s} Ra1 {-M26/64 0s} 78. Rd3+ {1s} Ke5 {-M25/64
>0s} 79. b7 {1s} Rb1+ {-M24/23 1:27m} 80. Kc6 {1s} Rc1+
>{-M23/19 1:47m} 81. Kd7 {1s} Rb1 {-M22/21 3:48m} 82. Kc7
>{2s (Kc8)} Rc1+ {-M21/64 0s} 83. Kb8 {1s} Rb1 {-M20/64 0s}
>84. Ra3 {1s (Rc3)} Kd6 {-M19/64 0s} 85. Ka8 {1s (Ra7)} Kc7
>{-M18/64 0s} 86. Ra7 {1s} Kd6 {-M17/23 3:05m} 87. Ra6+ {2s
>(b8Q+)} Kc7 {-M20/23 5:08m} 88. Ra7 {1s (Ra4)} Kd6
>{+0.01/64 1s} 89. Ra6+ {1s} Kc7 {+0.01/64 1s} 90. Ra7 {2s}
>Kd6 {+0.01/64 0s} 1/2-1/2
>
>Have a look at Gandalf's -M28, -M27 mate values coming directly from
>the KRP-KR TB.
>
>88.Ra7? is the move that gives away the win. Tiger with an installed
>KRP-KR TB would not play this.
>
>Ed
Or simply play another 20 games and let us compare the result.
Pichard.
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